diff --git a/app/models/project_services/chat_message/base_message.rb b/app/models/project_services/chat_message/base_message.rb
index a35c32ad43b..e17d0181691 100644
--- a/app/models/project_services/chat_message/base_message.rb
+++ b/app/models/project_services/chat_message/base_message.rb
@@ -17,6 +17,10 @@ module ChatMessage
       raise NotImplementedError
     end
 
+    def activity
+      raise NotImplementedError
+    end
+
     private
 
     def message
diff --git a/app/models/project_services/chat_message/issue_message.rb b/app/models/project_services/chat_message/issue_message.rb
index 791e5b0cec7..398ea1dee3d 100644
--- a/app/models/project_services/chat_message/issue_message.rb
+++ b/app/models/project_services/chat_message/issue_message.rb
@@ -1,6 +1,7 @@
 module ChatMessage
   class IssueMessage < BaseMessage
     attr_reader :user_name
+    attr_reader :user_avatar
     attr_reader :title
     attr_reader :project_name
     attr_reader :project_url
@@ -9,9 +10,11 @@ module ChatMessage
     attr_reader :action
     attr_reader :state
     attr_reader :description
+    attr_reader :markdown_format
 
     def initialize(params)
       @user_name = params[:user][:username]
+      @user_avatar = params[:user][:avatar_url]
       @project_name = params[:project_name]
       @project_url = params[:project_url]
 
@@ -23,23 +26,28 @@ module ChatMessage
       @action = obj_attr[:action]
       @state = obj_attr[:state]
       @description = obj_attr[:description] || ''
+      @markdown_format = params[:format]
     end
 
     def attachments
       return [] unless opened_issue?
 
-      description_message
+      markdown_format ? description : description_message
+    end
+
+    def activity
+      {
+        title: "Issue #{state} by #{user_name}",
+        subtitle: "to: #{project_link}",
+        text: issue_link,
+        image: user_avatar
+      }
     end
 
     private
 
     def message
-      case state
-      when "opened"
-        "[#{project_link}] Issue #{state} by #{user_name}"
-      else
-        "[#{project_link}] Issue #{issue_link} #{state} by #{user_name}"
-      end
+      "[#{project_link}] Issue #{issue_link} #{state} by #{user_name}"
     end
 
     def opened_issue?
@@ -52,7 +60,7 @@ module ChatMessage
         title_link: issue_url,
         text: format(description),
         color: "#C95823"
-      }]
+       }]
     end
 
     def project_link
diff --git a/app/models/project_services/chat_message/merge_message.rb b/app/models/project_services/chat_message/merge_message.rb
index 5e5efca7bec..13a894df980 100644
--- a/app/models/project_services/chat_message/merge_message.rb
+++ b/app/models/project_services/chat_message/merge_message.rb
@@ -1,6 +1,7 @@
 module ChatMessage
   class MergeMessage < BaseMessage
     attr_reader :user_name
+    attr_reader :user_avatar
     attr_reader :project_name
     attr_reader :project_url
     attr_reader :merge_request_id
@@ -8,9 +9,11 @@ module ChatMessage
     attr_reader :target_branch
     attr_reader :state
     attr_reader :title
+    attr_reader :markdown_format
 
     def initialize(params)
       @user_name = params[:user][:username]
+      @user_avatar = params[:user][:avatar_url]
       @project_name = params[:project_name]
       @project_url = params[:project_url]
 
@@ -21,10 +24,16 @@ module ChatMessage
       @target_branch = obj_attr[:target_branch]
       @state = obj_attr[:state]
       @title = format_title(obj_attr[:title])
+      @markdown_format = params[:format]
     end
 
-    def pretext
-      format(message)
+    def activity
+      {
+        title: "Merge Request #{state} by #{user_name}",
+        subtitle: "to: #{project_link}",
+        text: merge_request_link,
+        image: user_avatar
+      }
     end
 
     def attachments
diff --git a/app/models/project_services/chat_message/pipeline_message.rb b/app/models/project_services/chat_message/pipeline_message.rb
index 210027565a8..4c1cf120614 100644
--- a/app/models/project_services/chat_message/pipeline_message.rb
+++ b/app/models/project_services/chat_message/pipeline_message.rb
@@ -1,7 +1,15 @@
 module ChatMessage
   class PipelineMessage < BaseMessage
-    attr_reader :ref_type, :ref, :status, :project_name, :project_url,
-                :user_name, :duration, :pipeline_id
+    attr_reader :ref_type
+    attr_reader :ref
+    attr_reader :status
+    attr_reader :project_name
+    attr_reader :project_url
+    attr_reader :user_name
+    attr_reader :duration
+    attr_reader :pipeline_id
+    attr_reader :user_avatar
+    attr_reader :markdown_format
 
     def initialize(data)
       pipeline_attributes = data[:object_attributes]
@@ -14,6 +22,9 @@ module ChatMessage
       @project_name = data[:project][:path_with_namespace]
       @project_url = data[:project][:web_url]
       @user_name = (data[:user] && data[:user][:name]) || 'API'
+      @user_avatar = data[:user][:avatar_url] || ''
+
+      @markdown_format = params[:format]
     end
 
     def pretext
@@ -24,8 +35,17 @@ module ChatMessage
       format(message)
     end
 
+    def activity
+      {
+        title: "Pipeline #{pipeline_link} of #{branch_link} #{ref_type} by #{user_name} #{humanized_status}",
+        subtitle: "to: #{project_link}",
+        text: "in #{duration} #{'second'.pluralize(duration)}",
+        image: user_avatar
+      }
+    end
+
     def attachments
-      [{ text: format(message), color: attachment_color }]
+      markdown_format ? message : [{ text: format(message), color: attachment_color }]
     end
 
     private
@@ -34,10 +54,6 @@ module ChatMessage
       "#{project_link}: Pipeline #{pipeline_link} of #{branch_link} #{ref_type} by #{user_name} #{humanized_status} in #{duration} #{'second'.pluralize(duration)}"
     end
 
-    def format(string)
-      Slack::Notifier::LinkFormatter.format(string)
-    end
-
     def humanized_status
       case status
       when 'success'
diff --git a/app/models/project_services/chat_message/wiki_page_message.rb b/app/models/project_services/chat_message/wiki_page_message.rb
index 134083e4504..4f5c2e719c9 100644
--- a/app/models/project_services/chat_message/wiki_page_message.rb
+++ b/app/models/project_services/chat_message/wiki_page_message.rb
@@ -7,9 +7,11 @@ module ChatMessage
     attr_reader :wiki_page_url
     attr_reader :action
     attr_reader :description
+    attr_reader :markdown_format
 
     def initialize(params)
       @user_name = params[:user][:username]
+      @user_avatar = params[:user][:avatar_url]
       @project_name = params[:project_name]
       @project_url = params[:project_url]
 
@@ -26,10 +28,21 @@ module ChatMessage
         when "update"
           "edited"
         end
+
+       @markdown_format = params[:format]
+    end
+
+    def activity
+      {
+        title: "#{user_name} #{action} #{wiki_page_link}",
+        subtitle: "in: #{project_link}",
+        text: title,
+        image: user_avatar
+      }
     end
 
     def attachments
-      description_message
+      markdown_format ? @description : description_message
     end
 
     private
diff --git a/lib/microsoft_teams/notifier.rb b/lib/microsoft_teams/notifier.rb
index deff5fd26ee..8e422575636 100644
--- a/lib/microsoft_teams/notifier.rb
+++ b/lib/microsoft_teams/notifier.rb
@@ -25,7 +25,10 @@ module MicrosoftTeams
         'activityText' => options[:activity][:text],
         'activityImage' => options[:activity][:image]
       }
-      result['sections'] << { 'title' => 'Details', 'facts' => attachments(options[:attachments]) } if options[:attachments]
+
+      if options[:attachments].present? && !options[:attachments].empty?
+        result['sections'] << { 'title' => 'Details', 'facts' => attachments(options[:attachments]) }
+      end
 
       result.to_json
     end